what is the image of (-6,-3) after a reflection over the y axis

Answer 1

The point (-6, -3) is located in Quadrant III. Reflecting the point over the y-axis, the point will move to the right into Quadrant IV, where x is positive and y is negative, so the point will be (6, -3).

Answer 2

Draw and label a diagram!

(6, -3)